300SL (129.061) L6-3.0L (104.981) (1991)
CAUTION: When measuring ohms disconnect the ECU from the harness plug and never turn the ignition key on. It is possible that failure to follow
these steps will result in damage to the ECU.
Grounds
Coolant Temperature Sensor
Air Temperature Sensor
Throttle Switch
Deceleration Micro Switch
*
Idle position on accelerator
** Accelerator to full load position
ISC Valve
Electro-hydraulic Actuator